Granted Patent
Utility
US 5,543,809 · App. 07/848,055
Reflectarray antenna for communication satellite frequency re-use applications
Inventor:
Charles E. Profera, Jr.
Patented Case
View Patent ↗
Granted: Aug 6, 1996
Filed: Mar 9, 1992
Inventor
Charles E. Profera, Jr.
Assignee (at issue)
LOCKHEED MARTIN CORPORATION
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.